APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Hewitt, R. (2012). John Galt: Observations and conjectures on literature, history, and society. Bucknell University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Regina Hewitt. John Galt: Observations and Conjectures on Literature, History, and Society. Lewisburg [Pa.]: Bucknell University Press, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Regina Hewitt. John Galt: Observations and Conjectures on Literature, History, and Society. Bucknell University Press, 2012.